65557278

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 146542032

約数和(自身を除く): 80984754

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 211, 246, 369, 421, 422, 633, 738, 842, 1263, 1266, 1899, 2526, 3789, 3798, 7578, 8651, 17261, 17302, 25953, 34522, 51783, 51906, 77859, 88831, 103566, 155349, 155718, 177662, 266493, 310698, 532986, 799479, 1598958, 3642071, 7284142, 10926213, 21852426, 32778639, 65557278]

約数ペア:

[(1, 65557278), (2, 32778639), (3, 21852426), (6, 10926213), (9, 7284142), (18, 3642071), (41, 1598958), (82, 799479), (123, 532986), (211, 310698), (246, 266493), (369, 177662), (421, 155718), (422, 155349), (633, 103566), (738, 88831), (842, 77859), (1263, 51906), (1266, 51783), (1899, 34522), (2526, 25953), (3789, 17302), (3798, 17261), (7578, 8651)]